Discovery phase

A data-driven approach to model an in-demand product that includes business analysis, proof of concept (POC), design concept, and project estimate.

Product design

A complex human-centered process of developing a valuable product that blends business goals and user needs with design thinking in mind.

Web design
Mobile design
UX & UI Audit

MOBILE APP DEVELOPMENT COMPANY

We help startups and growing businesses build mobile products that users love. From discovery to App Store launch, one team, no handoffs.

MOBILE IS WHERE YOUR USERS ALREADY ARE

Over 6.8 billion people worldwide use smartphones, and they spend nearly 5 hours a day inside mobile apps
Your competitors already have a presence on the App Store and Google Play
Whether you need a consumer-facing product, or a companion for your existing platform, mobile is where your users spend their time and money

COMMON MOBILE APP DEVELOPMENT CONCERNS

I’m not sure if I need a native app or a cross-platform one
For most startups and SMBs, cross-platform frameworks like Flutter give you near-native quality from a single codebase, faster and cheaper. If your app relies heavily on device-specific features like augmented reality, complex animations, or deep hardware access, native development gives you the most control. We help you make this decision during discovery, based on your product goals.
I don’t have a technical background to manage a dev team
You don’t need one. Our project managers and CTO advisors guide you and explain technical decisions. We run structured sprint demos so you see progress every two weeks, and we explain trade-offs in plain language. You stay in control of the product direction while we handle the engineering.
I’m worried about the timeline stretching beyond what was promised
Scope creep is one of the biggest killers in mobile development. We prevent it by locking down the scope and architecture during discovery, then delivering in short sprints with visible progress at every stage. AI-assisted development helps our team move faster within each sprint without cutting quality. If priorities shift mid-project, we adjust the roadmap together, transparently, with clear impact on timeline and budget.
I need the app to work well across hundreds of different devices
Android fragmentation is real, and we deal with it on every project. Our QA process includes automated and manual testing across a wide range of devices, screen sizes, and OS versions. We also handle edge cases like low-bandwidth environments, older hardware, and accessibility requirements so your app works reliably everywhere.
I already have an app, but it needs serious improvements
We regularly work with products that need a second life. That could mean a full redesign, a platform migration, better performance, or new features on top of legacy architecture. We’ll audit what you have, identify what’s worth keeping, and rebuild what isn’t.
I want to keep full ownership of the code and IP
That’s standard for us. You own 100% of the source code, design assets, and documentation. When the project wraps, you receive full repository access, deployment credentials, and a codebase documented well enough for any engineering team to continue working with.

Mobile app DEVELOPMENT SERVICES WE PROVIDE

iOS App Development
Your iOS app will integrate smoothly with the entire Apple ecosystem, from iPhone and iPad to Apple Watch and Apple TV. Our iOS team builds apps that meet Apple’s strict design standards. For brands that target North American and European audiences, iOS puts you in front of the highest-spending mobile users.
Android App Development
Your future Android app gets the full development cycle, from architecture and coding to Google Play submission and third-party integration. We follow Material Design principles and optimize for the enormous range of Android devices on the market. For businesses that need the largest possible audience, Android covers over 70% of the global smartphone market.
Cross-Platform Development (Flutter & React Native)
We use Flutter and React Native to build cross-platform mobile apps to cut development time, reduce maintenance costs, and get your product to market faster without compromising on user experience or performance.
Mobile UI/UX Design
We design around your users. Every interface balances customer needs, tech capabilities, and business goals. Our design team creates interfaces that make users’ lives easier and strengthen the relationship between your brand and your customers. Engaging interfaces increase conversion, and thoughtful UX keeps users coming back.
Application Modernization
Even if you believe your current mobile solution is up to date, there’s almost always room to improve. We audit existing apps, identify performance gaps, redesign outdated interfaces, and rebuild components using modern frameworks and architecture patterns. We use AI tools to speed up code analysis and refactoring, so modernization doesn’t turn into a second full build.
Wearable & IoT App Development
Mobile doesn’t stop at the smartphone screen. We build apps for wearable devices, smart home platforms, and IoT systems, extending your product into new devices and contexts. From Apple Watch companions to embedded Android solutions and AOSP customizations, we help you meet your users wherever they are.

numbers behind our mobile work

$300m
+
combined valuation of startups we’ve helped build and launch
800m
+
end users reached through products developed by our team
3x faster
delivery using AI and No/Low-Code tools

MOBILE APP's development lifecycle

Step 1: Discovery
Step 1: Discovery

Every engagement begins with a structured discovery phase. We analyze your market and validate technical feasibility. Then we map out the features that will move the needle. You walk away with a product roadmap, architecture blueprint, and a realistic project estimate.

Step 2: Design
Step 2: Design

From wireframes to interactive prototypes, our design team creates multiple mockup directions for you to evaluate and choose from. Every screen targets conversion, accessibility, and brand consistency.

Step 3: Development
Step 3: Development

We build in two-week sprints with a working demo at the end of each cycle. Your team sees real progress every two weeks. We use AI-assisted development tools to write cleaner code faster, and every feature goes through automated QA and manual testing before it’s merged.

Step 4: Deployment & Growth
Step 4: Deployment & Growth

We handle App Store and Google Play submissions, manage deployment configuration, and monitor launch-day performance. As your app evolves as your business grows, we help with ongoing maintenance and feature iterations driven by real user analytics.

HOW CUSTOM MOBILE APPS DRIVE REAL BUSINESS OUTCOMES

Broader Visibility
People adopt new mobile platforms faster every year. A presence on both iOS and Android doubles your reach and puts your brand in front of audiences that may never visit your website.
New Revenue Channels
The more platforms you cover, the larger your user base, and the more monetization options you can explore. In-app purchases, subscriptions, premium tiers, and ad-supported models all become possible when you have a strong mobile product.
Deeper Customer Engagement
A mobile app creates a direct channel between your brand and your customer. Push notifications, personalized content, location-based features, and in-app messaging turn passive users into active, returning ones.
Competitive Edge
Your competitors are already investing in mobile. A well-built app with strong UX, fast performance, and thoughtful features helps you stand out in crowded markets, whether you’re competing for downloads, engagement, or investor attention.
Operational Efficiency
Internal mobile tools streamline field operations, employee communication, data collection, and reporting. Teams that work remotely or on the go get real-time access to the systems they need, to cut delays and improve decision-making.
Real User Intelligence
Mobile apps generate behavioral data like how users navigate, where they drop off, what features they use most. This data feeds directly into your product and marketing strategy to help you invest in what works.

Uinno's Success Stories

Climate tech mobile app that helped a startup raise $1.2M in funding

We built a mobile app that measures carbon emissions, pulls data from connected smart devices, and recommends ways to reduce environmental impact. All complex computing runs in the cloud to keep the app lightweight and responsive.

The app’s real-time data dashboard allowed the founders to present measurable impact to investors, resulting in $1.2M raised within two months of launch.

Mobile Fantasy Rugby App

A sports news platform with millions of readers needed fans to come back between match days. We built a fantasy rugby app with two game modes, WhatsApp-powered duels, live Opta scoring, and offline support.

Mid-week traffic jumped 127% and average sessions hit 5.8 minutes.

Vedic Astrology Prediction App Built on FlutterFlow

A cross-platform mobile app that delivers personalized astrology predictions based on Vedic principles. The core challenge was turning a complex Excel file with 2,000 prediction commands, each tied to specific planetary positions, into a working prediction engine that runs smoothly on mobile.

The result is a live product with an astrology engine that processes planetary data in real time and serves users accurate, personalized predictions without the clunky spreadsheet logic it was born from.

What Our Clients Say

Emmanuel Dollé
I'm not saying this to sell anything or congratulate anyone but we've started running beta tests with potential customers, and as a former marketer, I've been running my own tests too. The quality of the prompts produced is mind-blowing.
Emmanuel Dollé
Chief Executive Officer at Bubbling
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Emmanuel Dollé
Chief Executive Officer at Bubbling
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Jukka-Pekka Rahkonen
The new system built by Uinno works perfectly well and has received positive feedback from users. Uinno managed the project well and effectively handled small delays. Their flexibility, agility, and technical skills stood out.
Jukka-Pekka Rahkonen
System Architect at Envirovet Oy
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Jukka-Pekka Rahkonen
System Architect at Envirovet Oy
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Kostiantyn Koshelenko
Through Uinno’s expertise, we redesigned and built a national social aid platform helping millions access assistance. They led strategy to delivery with professionalism, upskilled our government team, and ensured seamless collaboration.
Kostiantyn Koshelenko
Deputy Minister of Digital Transformation at MSP of Ukraine
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Kostiantyn Koshelenko
Deputy Minister of Digital Transformation at MSP of Ukraine
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Garreth Wills
Uinno remains my top development partner. Across multiple projects, their delivery, communication, and attitude are consistently excellent. Despite the distance, they maintain a seamless workflow and keep me fully updated. The team you can trust completely.
Garreth Wills
Founder at UserKind
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Garreth Wills
Founder at UserKind
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Douglas Campbell
Uinno has done a great job building our website. Before working with them, our website was a mess; since Uinno took over, the site has improved quickly. Their speed when completing tickets and the valuable suggestions they offer also stand out.
Douglas Campbell
Professor of economics, Founder & CEO of Insight Prediction
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Douglas Campbell
Professor of economics, Founder & CEO of Insight Prediction
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Ben Beath
I’ve been working with Uinno for over 10 years on products across the USA, Australia, and the UK. At our peak, we had more than 80 specialists involved and the experience has been exceptional. The team is brilliant, responsible, and genuinely cares about what they do.
Ben Beath
6x tech startup founder (four exits)
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Ben Beath
6x tech startup founder (four exits)
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NATIVE, CROSS-PLATFORM, OR
NO-CODE: WHICH IS RIGHT FOR YOU?

Native (Swift / Kotlin)

Maximum performance, full access to device hardware, and the best possible UX. Ideal for products that demand complex animations, AR/VR features, or deep platform integration. Higher investment, but delivers experience Apple and Android users expect.

Cross-Platform (Flutter / React Native)

One codebase, two platforms. Faster time to market and lower development cost while still delivering near-native performance. The right choice for most startups and SMBs that want to launch on both iOS and Android without doubling their budget.

No-Code / Low-Code

Fastest route to a working product. Perfect for internal tools, early validation, and products where speed matters more than customization. Our no-code development team pairs no-code platforms with AI-assisted workflows to ship functional mobile apps in weeks.

Start discovery today with Uinno and save thousands in the future

Tools we use for MVP
project development

We are not attached to a particular technology stack. We solve your business challenges using the most fitting programming languages and frameworks.

HTML5 / CSS3
React.js (Next.js, Gatsby)
Bootstrap
Vue.js (Nuxt.js, VuePress)
Material UI
A-Frame
JavaScript & JQuery
Ember.js
Typescript
Svelte
Angular.js
С# (.NET, ASP.NET)
Node.js (Nest.js, Fastify, Express, Strapi)
Python (Django, Flask, FastAPI)
Ruby (Ruby on Rails, Sinatra)
Golang
Headless CMS
MySQL
DynamoDB
MongoDB
Oracle
Redis
SQLite
PostgreSQL
Firebase
Amazon Web Services (AWS)
Nomad
Microsoft Azure
Serverless
Google Cloud Platform
Terraform
Docker
CloudFormation
Ansible
Puppet
Kubernetes
Ethereum
Polygon (Solidity)
Solana (Rust)
Infura
Alchemy
Tatum
Moralis
Swift
Objective-C
Java
Kotlin
Flutter
React Native
Sketch
Figma
Adobe Illustrator
Adobe Photoshop
Adobe XD
InVision
Zeplin
Principle
Confluence
Slack
Jira Software

About Uinno

2018
founding year
250+
Clients worldwide
93%
client retention on long-term projects
We're the team that stopped 80% of fraud for a platform with 250K daily signups, earned government trust from the University of Melbourne, and won "Fintech Product of the Year" for humanitarian innovation. 

Born from experience with Toyota, Loreal, and NAB, Uinno brings Fortune 500-caliber engineering to anyone tired of working with vendors who just execute because your business deserves partners who think, care, and deliver like owners.

FAQ

We are already eager to validate your business idea and turn it into a world-famous digital product. However, we completely understand that you may have some final questions. Feel free to ask right away, we are here for you!

How long does it take to develop a custom mobile app?
+

Timelines vary based on complexity. A focused mobile app with core features typically takes 3 to 4 months from discovery to launch. Larger products with multiple integrations, real-time features, or multi-platform support can take 5 to 9 months. AI-assisted development helps compress these timelines without cutting corners. We define the exact timeline during our discovery phase, so you know what to expect before development starts.

Should I build for iOS first, Android first, or both at the same time?
+

It depends on where your target audience lives. If your users skew toward premium markets like the US and Western Europe, iOS might be the right starting point. If you need maximum reach across global markets, Android gives you the larger audience. Cross-platform frameworks like Flutter let you ship to both simultaneously from a single codebase, often the most efficient route for startups and growing businesses.

How is Uinno different from other mobile app development companies?
+

We’re a product development partner, not a code factory. Every project starts with structured discovery so you validate before you build. We use AI-assisted development and no-code tools where they make sense to move faster without cutting quality. Check our reviews to hear it from our clients directly.

Can you redesign or rebuild an existing mobile app?
+

Yes. We regularly take on mobile app modernization projects, whether that means a full UI/UX redesign, migrating from an outdated framework, improving performance, or adding new features on top of existing architecture. We start by auditing what you have and recommending the most efficient path forward.

you have a vision

we have the means to get you there !

Contact us
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Once your email gets to our inbox, within just 12 business hours our representative will contact you back to clear out all the project requirements and cooperation flow. We can sign an NDA upon request, however, you can be sure that your ideas are safe with us.
The first point of contact
Volodymyr Zahrebelnyi
BDM
Strategic manager focused on actionable business insights
Alexey Solovyov
BDM
Tech strategist, who don’t pitch devs, but deliver outcomes
Stanis Bondarenko
Co-Founder & CRO
Strategist who keeps numbers and vision sharp

We stand with Ukraine